Results 11 to 20 of about 297,414 (264)

Dynamic constitutive relationship of TiZrHfCu0.5 high entropy alloy based on Johnson-Cook model

Journal of Materials Research and Technology, 2023
High entropy alloy has attracted much attention in the field of national defense due to their excellent low-temperature dynamic mechanical properties.
Chuang Chen, Yiliang Tu, Junlin Chen, Enling Tang   +3 more
doaj   +1 more source

Damage mechanism of CFRP laminates with different curvatures impacted by ice projectile at high velocity

Polymer Testing, 2021
The spherical ice projectile impacting vertically on Carbon Fiber Reinforced Plastic laminates (CFRP laminates) with different curvatures was developed by using the one-stage light gas gun loading system.
Enling Tang, Hetong Yin, Xingyong Gao, Yafei Han, Chuang Chen   +4 more
doaj   +1 more source

Status of the TransiEnt Library: Transient Simulation of Coupled Energy Networks with High Share of Renewable Energy [PDF]

Linköping Electronic Conference Proceedings, 2015
The Modelica library TransiEnt is being developed within the research project TransiEnt.EE. After completion, the library will be freely available and will provide a framework to model coupled energy supply grids, i.e. electricity, district heating, and gas grids, including their corresponding producers, consumers and storage systems.
Andresen, Lisa, Dubucq, Pascal, Peniche Garcia, Ricardo, Ackermann, Günter, Kather, Alfons, Schmitz, Gerhard   +5 more
openaire   +1 more source

AUTOMATED TRANSIENT IDENTIFICATION IN THE DARK ENERGY SURVEY [PDF]

The Astronomical Journal, 2015
24 pages, 9 figures, 4 tables v3: added link to training data ...
D. A. Goldstein, C. B. D’Andrea, J. A. Fischer, R. J. Foley, R. R. Gupta, R. Kessler, A. G. Kim, R. C. Nichol, P. E. Nugent, A. Papadopoulos, M. Sako, M. Smith, M. Sullivan, R. C. Thomas, W. Wester, R. C. Wolf, F. B. Abdalla, M. Banerji, A. Benoit-Lévy, E. Bertin, D. Brooks, A. Carnero Rosell, F. J. Castander, L. N. da Costa, R. Covarrubias, D. L. DePoy, S. Desai, H. T. Diehl, P. Doel, T. F. Eifler, A. Fausti Neto, D. A. Finley, B. Flaugher, P. Fosalba, J. Frieman, D. Gerdes, D. Gruen, R. A. Gruendl, D. James, K. Kuehn, N. Kuropatkin, O. Lahav, T. S. Li, M. A. G. Maia, M. Makler, M. March, J. L. Marshall, P. Martini, K. W. Merritt, R. Miquel, B. Nord, R. Ogando, A. A. Plazas, A. K. Romer, A. Roodman, E. Sanchez, V. Scarpine, M. Schubnell, I. Sevilla-Noarbe, R. C. Smith, M. Soares-Santos, F. Sobreira, E. Suchyta, M. E. C. Swanson, G. Tarle, J. Thaler, A. R. Walker   +66 more
openaire   +6 more sources

HIRAX: a probe of dark energy and radio transients [PDF]

SPIE Proceedings, 2016
The Hydrogen Intensity and Real-time Analysis eXperiment (HIRAX) is a new 400-800MHz radio interferometer under development for deployment in South Africa. HIRAX will comprise 1024 six meter parabolic dishes on a compact grid and will map most of the southern sky over the course of four years.
Newburgh, L.B., Bandura, K., Bucher, Martin, Chang, T.-C., Chiang, H.C., Cliche, J.F., Davé, R., Dobbs, M., Clarkson, C., Ganga, K.M., Gogo, T., Gumba, A., Gupta, N., Hilton, M., Johnstone, B., Karastergiou, A., Kunz, M., Lokhorst, D., Maartens, R., Macpherson, S., Mdlalose, M., Moodley, K., Ngwenya, L., Parra, J.M., Peterson, J., Recnik, O., Saliwanchik, B., Santos, M.G., Sievers, J.L., Smirnov, O., Stronkhorst, P., Taylor, R., Vanderlinde, K., van Vuuren, G., Weltman, A., Witzemann, A.   +35 more
openaire   +5 more sources

High-Energy Multimessenger Transient Astrophysics [PDF]

Annual Review of Nuclear and Particle Science, 2019
The recent discoveries of high-energy cosmic neutrinos and gravitational waves from astrophysical objects have led to a new era of multimessenger astrophysics. In particular, electromagnetic follow-up observations triggered by these cosmic signals have proved to be highly successful and have brought about new opportunities in time-domain astronomy. We
Murase, Kohta, Bartos, Imre
openaire   +2 more sources

Predicting the electromechanical properties of small caliber projectile impact igniter using PZT dynamic damage constitutive model considering crack propagation

Defence Technology, 2023
Block piezoelectric ceramics (PZTs) are often used in impact igniters to provide activation energy for electric initiators. Under the action of strong impact stress, PZTs release electric energy accompanied by crack initiation, propagation and crushing ...
Rui-zhi Wang, Zhi-qiang Wang, En-ling Tang, Lei Li, Guo-lai Yang, Chun Cheng, Li-ping He, Ya-fei Han   +7 more
doaj   +1 more source

Improved A* Algorithm for Path Planning of Spherical Robot Considering Energy Consumption

Sensors, 2023
Spherical robots have fully wrapped shells, which enables them to walk well on complex terrains, such as swamps, grasslands and deserts. At present, path planning algorithms for spherical robots mainly focus on finding the shortest path between the ...
Hao Ge, Zhanfeng Ying, Zhihua Chen, Wei Zu, Chunzheng Liu, Yicong Jin   +5 more
doaj   +1 more source

A review of energy consumption and minimisation strategies of machine tools in manufacturing process

International Journal of Sustainable Engineering, 2021
A global rise in demand for energy gives rise to a plethora of challenges like the increase in greenhouse gas emissions with its associated environmental impact.
Lukman Aminu Yusuf, Kayode Popoola, Haruna Musa   +2 more
doaj   +1 more source

Fault Location with High Precision of Flexible DC Distribution System Using Wavelet Transform and Convolution Neural Network

Frontiers in Energy Research, 2021
Though flexible DC distribution system (FDCDS) is becoming a new hotspot in power systems lately because of the rapid development of power electronic devices and massive use of renewable energy, the failure to realize accurate fault location with high ...
Dafei Wang, Baohua Wang, Wenhui Zhang, Chi Zhang, Jiacheng Yu   +4 more
doaj   +1 more source